CATALOGUE. 359 



outer equaling the long-mucronate capsule. — Arizona to Western Texas. East 

 Humboldt Mountains and in the "Wahsatch ; 6,000 feet altitude. (1,205.) 

 It also occurs with few (rarely solitary) heads, the flowers 12-20, or even 

 20-50, dark-brown. — From the Saskatchewan to Washington Territory and 

 south to Colorado and New Mexico. More frequent in Nevada, and also col- 

 lected in the Uintas ; 4-8,000 feet altitude ; July-September. (1,206.) 



JuNCUS CHLOROCEPHALus, Eng.; I. c, 485. Stems 1-1^° high, from 

 a short running rootstock, csespitose; leaves ^-1" wide, compressed and 

 equitant, with auriculate sheaths ; heads 6-7" broad, many- (15-25-) flowered, 

 solitary or 2-3 and clustered, about equaling the membranous spathe ; flowers 

 2 J" long, conspicuously pedicelled, pale; sepals oblong, very obtuse or the 

 outer (very rarely the inner) ones mucronate, with broad membranous mar- 

 gins, equal or the inner ones a little the longest, scarcely exceeding the sta- 

 mens ; anthers long-linear, oh very short filaments ; style exserted, much 

 exceeding the ovate ovary ; capsule ovate, obtuse, mucronate, 1-celled, shorter 

 than the sepals ; seeds ovate, pointed at each end, reticulate. — Mountains of 

 California ; near Carson City, Nevada, (Anderson.) 



PONTEDERIACEiE. 



ScHOLLEEA GEAMINEA, WiUd, From North Carolina to Canada ; on the 

 Lower Rio Grrande, (Schott.) On the Carson River, near Empire City, Nevada, 

 (607", Torrey.) 



COMMELYNACE^. 



Teadescantia ViRGlNiCA, L. From Florida to Western New York and 

 Lake Winnipeg, and westward to Western Texas, New Mexico, and the base 

 of the Rocky Mountains. Reported by Durand as collected on Elk Horn 

 Creek in Utah. 



CYPERACE^. 



Cypeeus inflexus, Muhl. From North Carolina to Canada and Lake 

 Winnipeg, and west to Missouri and the Upper Platte, (James,) Arkansas 

 and New Mexico ; California. Truckee, Humboldt and Ruby Valleys, Ne- 

 vada ; 4^6,000 feet altitude ; July-September. Referred by Dr. Bentham 

 and Dr. Torrey to C. aristatus, Rottb. (1,207.) 



